Finding the Fourth Proportional to 147,592.49, 221,390.01 and 42,411.42

Step by Step Solution

1. Step 1: Write the proportion equation
   147,592.49 : 221,390.01 = 42,411.42 : x
2. Step 2: Convert to fraction form
   147,592.49/221,390.01 = 42,411.42/x
3. Step 3: Cross multiply
   147,592.49x = 221,390.01 × 42,411.42
4. Step 4: Simplify right side
   147,592.49x = 9,389,464,697.91
5. Step 5: Solve for x
   x = 9,389,464,697.91/147,592.49
6. Step 6: Final answer
   x = 63,617.50